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Utilities for ASM, a very small and fast Java bytecode manipulation framework
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/***
 * ASM: a very small and fast Java bytecode manipulation framework
 * Copyright (c) 2000-2011 INRIA, France Telecom
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the copyright holders nor the names of its
 *    contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

package org.objectweb.asm.tree.signature;

import java.util.ArrayList;
import java.util.List;

import org.objectweb.asm.signature.SignatureVisitor;

public class ClassSignature extends SignatureVisitor {

    public List typeParameters;

    public TypeSignature superClass;

    public List interfaces;

    public ClassSignature(int api) {
        super(api);
    }

    @Override
    public void visitFormalTypeParameter(String name) {
        if (typeParameters == null) {
            typeParameters = new ArrayList();
        }
        TypeParameter typeParameter = new TypeParameter(api);
        typeParameter.visitFormalTypeParameter(name);
        typeParameters.add(typeParameter);
    }

    @Override
    public SignatureVisitor visitClassBound() {
        int currentParameterIndex = typeParameters.size() - 1;
        return typeParameters.get(currentParameterIndex).visitClassBound();
    }

    @Override
    public SignatureVisitor visitInterfaceBound() {
        int currentParameterIndex = typeParameters.size() - 1;
        return typeParameters.get(currentParameterIndex).visitInterfaceBound();
    }

    @Override
    public SignatureVisitor visitSuperclass() {
        return new TypeSignatureFactory(api, this);
    }

    @Override
    public SignatureVisitor visitInterface() {
        if (interfaces == null) {
            interfaces = new ArrayList();
        }
        return new TypeSignatureFactory(api, interfaces);
    }

    public void accept(final SignatureVisitor sv) {
        if (typeParameters != null) {
            for (TypeParameter p : typeParameters) {
                p.accept(sv);
            }
        }
        if (superClass != null) {
            superClass.accept(sv.visitSuperclass());
        }
        if (interfaces != null) {
            for (TypeSignature s : interfaces) {
                s.accept(sv.visitInterface());
            }
        }
    }
}